[1] Rathakrishnan has also penned several songs which has become a breakthrough in local compositions and YouTube sensations – Oru Murai, Kangal Rendil, Ketta Pillai, and Vidiyalai Kaanavillai.
[7] In 2010, Rathakrishnan became the scriptwriter for Vettai, a popular Singapore Tamil language police procedural drama television series by Mediacorp Vasantham which continued on for 4 seasons.
In 2017, Rathakrishnan took on the role of the executive producer and head writer of BRA, a 13 part series about breast cancer which aired on Channel 5, Mediacorp Singapore.
[8] In 2018, she wrote the screenplay for Kalaba Kadhala which became one of the most widely watched TV shows on meWATCH, a Singaporean digital video on demand service brand owned by Mediacorp.
[11] The episode, shot in both India and Singapore, depicts how the power of a favourite dish is able to bring joy to an alzheimer-stricken old man as it allows him to reminisce about his youthful days.